Extremely low temperaturasSoil is permanently frozenArtic regiónShort summerLow precipitation

Moss,lichens and grass. Small sized plants that grow close to the ground

Reindeer, Artic foxBirds that migrate during the winter

Always low temperaturesShort humid summersAbundant snow

Fox, wolf, bear, elk, deerMany birds migrateOther animals hibernate

Coniferous evergreen trees such the spruce, pine, cedar and fir trees.

Few plants on the ground: mosses, berries and ferns.

Temperate regions. Four seasons Abundant rainfall

Black bears, deer, fox, squirrels, weasel, rabbits.

Some animals migrate, others hibernate, others remain active.

Mostly deciduous treesOak, beech, chestnut tree, hazel.Fern, moss, different shrubs.

Areas in Chile, California, around Mediterranean sea, Australia and South Africa.

Very warm and dry summers Mild winters Little rainfall

Rabbits, wild boar, fox. Eagles, lynx

Cork oak, holm oak, Olive trees, aromatic plants.

Irregular and little rain. Long dry season and short rainy

season Warm temperatures all year round

zebras, giraffe, gazelle, ostrich, cheetah, lion.

Bison, bobcat, prairie dog.

Different kinds of grass Scattered trees and bushes.

Very high day temperatures, very low night temperatures.

Rainfall extremely low

Camels, lizards, snakes, coyote. Small mammals, insect such as

scorpionsMany animals are nocturnal

very scarce. Plants with adaptations to the lack

of water. Some store water, have large root systems or/and spines and needles.

Cactus, short shrubs

Rainfall is heavy and constant. High temperatures all year round.Fauna and flora are distributed in

layers

Enormous biodiversity.Snakes, bats, birds, monkeys, great

variety of insects.Different animals in different

layers.

Enormous biodiversity. Small to very large trees.

Three layers: canopy, understory and forest floor.